Finding the Fourth Proportional to 1,050.10, 1,447.50 and 700.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,050.10 : 1,447.50 = 700.18 : x
2. Step 2: Convert to fraction form
   1,050.10/1,447.50 = 700.18/x
3. Step 3: Cross multiply
   1,050.10x = 1,447.50 × 700.18
4. Step 4: Simplify right side
   1,050.10x = 1,013,510.55
5. Step 5: Solve for x
   x = 1,013,510.55/1,050.10
6. Step 6: Final answer
   x = 965.16